Watch Nova 2R Lite - OSW-824 (Smart Watch) Display Screen:1.43" AMOLED 466*466; Wireless Version: V5.3; Material: ABS/PC; Battery Type: Lithium polymer; Battery Capacity: 300mAh; Charging Time: 3 hours; Normal Usage Time: 10 days; Standby Time: 30 days; Watch Size: 46.3*46.3*10.15mm; Weight: 56g; Waterproof: IP68 *oraimo Lab test results